Rechargeable Mini COB Headlamp Portable Powerful Built In 18650 Battery

【24 hours of continuous work】 USB headlamp flashlight has a built-in 1200mAh rechargeable battery, which has an unparalleled battery life of more than 24 hours, allowing you to easily use it at any time and anywhere. You can also charge and turn on the lights at the same time. No need to wait for a full charge or change the battery